baber/WOPTO huggingface dataset:
Patent JP-H07206923-A (JP)
Title: Crystalline polypropylene
Inventor: ISHIHARA TAKESHI
IPC: C08F4/658
Filed: 1994-01-25
Abstract: PURPOSE:To obtain a crystalline polypropylene having high modulus in flexure and heat distortion temperature, improved rigidity, heat resistance, moldability and impact resistance, being thinned due to rise in rigidity, capable of being lightened, effective in terms of reduction in resources and productivity, substitutable in uses conventionally using polystyrene resin, ABS resin, etc., by improvement in rigidity and heat resistance. CONSTITUTION:This crystalline polypropylene has 5,000-1,000,000 weightaverage molecular weight(Mw) measured by gel permeation chromatography(GPC) and a heat of fusion (DELTAHm) obtained by differential scanning calorimetry(DSC) and Mw which satisfy correlation DELTAHm>=55.50-5.558 log Mw. The crystalline polypropylene is obtained by using a specific magnesium chloride-supported type stereoregular catalyst.
Patent JP-H06236059-A (JP)
Title: Conductive base and electrophotoreceptor using same
Inventor: NOGAMI SUMITAKA
IPC: G03G5/14
Filed: 1993-02-12
Abstract: PURPOSE:To provide a photoreceptor excellent in image quality by producing an aluminum alloy cylinder by extrusion and drawing and then smoothening the surface of the cylinder by pressure polishing. CONSTITUTION:An aluminum alloy cylinder is produced by extrusion and drawing to have surface roughness of <=10mum max. height Rmax. The surface of this cylinder is subjected to pressure polishing with pressure rollers to obtain the surface roughness of <=1.0mum max. height Rmax. The obtd. cylinder is used as a conductive base. Such an aluminum allay containing 0.01-0.6wt.% silicon, 0.5-0.7wt.% iron, 0.05-0.2wt.% copper, 0.3-1.5wt.% manganese, and 0.005-0.25wt.% zinc as the main additive component is suitable for this method since the alloy can be preferably smoothened by pressure polishing. By forming a photosensitive layer on this conductive base, the obtd. photoreceptor shows good picture image quality.
Patent JP-S60172616-A (JP)
Inventor: MIYANO TOSHIYUKI
IPC: B65B27/08
Filed: 1984-02-10
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H07205295-A (JP)
Title: Base material setting method and apparatus
Inventor: YABUHARA HIDEO
IPC: B05C1/00
Filed: 1994-01-25
Abstract: PURPOSE:To uniformly spread a liquid resin while preventing the mixing with an air bubble when the liquid resin is dripped on an original plate and a base material composed of a flexible sheet is superposed on the original plate to be set thereto and to prevent the positional shift of the base material to the original plate. CONSTITUTION:The periphery of a base material S is suspended by suction pads 4 and the rotary body 14 attached to the leading end of a support rod 13 shakable within a vertical plane is pressed to the base material S to bend the base material S in two directions and the base material S is allowed to fall in this state to be brought into contact with a liquid resin and the rotary body is reciprocally moved while rotated in one direction so as to spread the liquid resin in such a state that one end of the base material S is pressed to an original plate by a slide rod 16.
Patent JP-S61184127-A (JP)
Title: Device for driving steered wheels of vehicle
Inventor: NAKAMURA KENJI
IPC: B60K17/30
Filed: 1985-02-08
Abstract: PURPOSE:To remarkably reduce the minimum turning radius of a vehicle, by associating and coupling the output shafts of a differential gear with the power input shafts of a steered wheel side, and by offsetting the axis of the output shafts of the differential gear from the axis of the the input shafts of the steered wheel side. CONSTITUTION:The output shafts 8, 13 of a differential gear are projected from the left side of a mission casing 5 and the right side of a front wheel differential gear casing 11, respectively. In this arrangement these output shafts 8, 13 are coupled through universal coupling 27, 28 with connecting shafts 31, 32 which are in turn coupled with the input shafts 25, 22 of a reduction gear through universal coupling 33, 34. Further, the axis F1 of the axle 12 for front wheels is offset from the axis F0 of the output shaft 13 by a predetermined distance rearward of a vehicle body as seen in the lateral view, and the axis R1 of the axle 26 for rear wheels 16 is offset from the axis R0 of the output shaft 8 forward of the vehicle body by a predetermined distance as seen in the lateral view. With this arrangement the connecting shaft 32 for driving the front wheels and the connecting shaft 31 for driving the rear wheels are inclined at angles of alpha, theta, respectively as seen in the plan view.
Patent JP-H08221264-A (JP)
Title: Supporting system for preparing program
Inventor: IWATA TOMOTAKE
IPC: G06F9/44
Filed: 1995-02-10
Abstract: PURPOSE: To provide a program supporting system which improves the efficiency remarkably. CONSTITUTION: The file system for the processing and the file access are specified and the PCL is specified by specifying the processing function. When the file system and file access method and function are applied to the X, Y, and Z axes, the PCL corresponds to an intersection A of each value of three axes. The specified file system corresponding to the intersection A, the file access, and the processing function are regarded as a key which is used to retrieve the specific PCL pattern from the PCL pattern prepared in the main system. It is outputted as a PCL code by re-editing the retrieved PCL with the use of the FD. The frame of the good processing function is provided on the PCL record and the detail parts of the fine processing is defined by the SPS system, thus the complete source code is provided.
Patent JP-S54115498-A (JP)
Title: Grinding wheel dressing device
Inventor: SUZUKI IKUO
IPC: B24B53/00
Filed: 1978-03-01
Abstract: PURPOSE: In dressing the grinding wheel having hard grains of cubic system boron nitride for example, to avoid wasteful consumption of said grains by insuring the effective ingress of free dressing grains between said griding wheel and a dressing wheel.  
     CONSTITUTION: A grinding wheel 2 and a dressing wheel 7 having an almost equal width to that of said grinding wheel 2 are provided in parallel to face each other. Said dressing wheel 7 is rotated in the opposite direction to said grinding wheel 2. Dressing liquid is compulsorily supplied to the clearance (t) formed between the outer-circumferential faces of said both wheels 2 and 7 through a nozzle. Said dressing liquid is prevented from scattering because clearances d 1  and d 2  are covered by the covering members 21 and 22 provided on both sides and the air curtain formed by nozzles 23 and 24. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S58139705-A (JP)
Title: Device and method for recovering organic solvent
Inventor: OONUKI HIDEFUMI
IPC: B01D17/025
Filed: 1982-02-16
Abstract: PURPOSE:To recover org. solvents continuously and to reutilize the same in washing devices as well as to improve the working efficiency of a titled device by providing a cross partition plate in the separating chamber in the end part of a separating tank which forms a recovering device and separating org. solvents and water with the difference in specific gravity. CONSTITUTION:Org. solvents contg. water used for washing or the like of printed wiring boards are conducted to a recovering device 8. The separating tank of the device 8 are formed into plural separating chambers with partition plates 15, and an inclined cross partition plate is provided in the separating chamber in the end part to separate org. solvents having >=1.1 specific gravity and water to two layers with the difference in specific gravity. The separated water is allowed to overflow from the plates 15 and is fed successively into the next separating tanks until finally the water is discharged through a water discharge port 9. A conduit 11 having a discharge port 11a is connected to the position higher than the separating zone for liquid mixtures with the difference in specific gravity in the 1st separating chamber to contain the settled org. slovents 2 into a relay tank 12. A liquid level gage 13 detects the level of the solvents 2 when the solvents are stored in a specified amt. in the tank and a recovery pump 3a, is operated thereby supplying the recovered org. slovents into a washing chamber 1.
Patent JP-H01203112-A (JP)
Title: Piezoelectricity type vibration giving body and piezoelectricity drive type transport device equipped with it
Inventor: OKABE SAKIKAZU
IPC: B06B1/06
Filed: 1988-02-03
Abstract: PURPOSE:To arrange so as not to be controlled by the limitation of a height between a base and a transport base and so as to withstand a load and also, so as to obtain a desired vibration amplitude, by providing in connection in the state of being folded back the 1st elastic plate and 2nd elastic plate, and by sticking piezoelectric elements at one elastic plate out of these elastic plates. CONSTITUTION:The upper end portion of the 1st elastic plate 5 at a piezoelectricity type vibration giving body 3 is fixed at a disk shaped base 1 through a bracket 4 by means of a screw 6, and the 1st elastic plate 5 is provided downward in an inclined state from the bracket 4. The 2nd elastic plate 10 is provided in connection in the state of being folded back through a connecting tool 9 at the lower end of this 1st elastic plate 5, and the upper end portion of this 2nd elastic plate 10 is fixed at the back surface of a transport base 2 by means of a screw 11. As a result, a bend movement against a load added on the 2nd elastic plate 10 can be effectively lessened. Furthermore, a minute vibration occurring from piezoelectric elements 7, 8 affixed at both obverse and reverse of the 1st elastic plate 5, is amplified by means of the 2nd elastic plate 10, and the transport base 2 is vibrated at the desired size of amplitude, and a small component is transferred in the direction of supply.
Patent JP-S61184744-A (JP)
Title: Photomagnetic recording device
Inventor: AOI SHIGERU
IPC: G11B11/105
Filed: 1985-02-12
Abstract: PURPOSE:To attain a rewrite recording job at a high speed by producing the record information signal synchronized with an AC magnetic field and the delayed record information signal and irradiating the light beam while the magnetic fields corresponding to those two types of record information signals are produced for recording of information. CONSTITUTION:The laser beams produced from two semiconductor lasers 1 and 2 form two beam spots P1' and P2' of light beams P1 and P1 on a disk 9. An optical head 10 is moved in the radius direction of the disk 9 for recording of plural tracks. An LC oscillation circuit 12 is formed by a bias magnetic field coil 11 on the rear side of the disk 9 and has oscillations in a cycle T. This ocsillation output M is converted into a magnetized signal (m) by a shaping circuit 13. The input information signal S is converted into the record information signal S1 through synchronization secured by a sampling circuit 14 with the signal (m) defined as a basic clock for recording. The signal S1 is delayedby l/v through a delay circuit 15 for production of the record information signal S2, where the linear speed is set at (v) under the beam and the distance between both beams is set at (l) respectively. Then modulation circuits 16 and 17 produce modulation signals L1 and L2 from those record information signals and the signal (m).
Patent JP-H03230790-A (JP)
Title: Controller for brushless motor
Inventor: OI SHINICHI
IPC: H02P6/16
Filed: 1990-02-02
Abstract: PURPOSE:To prevent the resonance state of the whole device from being generated by using a magnetic means, a timing generating means, a rotation information detecting means, a regulating means, and the like, and by changing an electrification timing to an exciting coil. CONSTITUTION:A main important section is composed of a microcomputer 9 for controlling the driving of a brushless motor 1, a three-phase inverter circuit 10 for electrifying the exciting coil 1a of the brushless motor 1 according to the output signal of the micro-computer 9, and the like. Output from an excess current detecting circuit 6 for detecting the excess current of the exciting coil 1a is digitize by a multiplexer 7 and an A/D converter 8, and the input to the microcomputer 9 is provided. By the micro-computer 9, an electrifying timing is changed, and the distribution of oscillatory frequency is changed, and the resonance of the whole device is prevented from being generated.
Patent JP-S61183135-A (JP)
Title: Forming device of optical element
Inventor: DOBASHI NOBUHIRO
IPC: C03B11/08
Filed: 1985-02-08
Abstract: PURPOSE:To carry out easily the coring of a nonspherical lens by using upper and under dies having circular projections or recesses of the same radius when a glass is heated and press-formed between upper and under dies. CONSTITUTION:The shape of upper and under dies 1, 2 may be selected among various shapes such as spherical and nonspherical shapes, but the dies 1, 2 are required to have circular projections 4, 4' or recesses of the same radius. When a glass blank 3 is heated and pressed between the dies 1, 2, a glass lens 5 having circular recesses 6, 6' made in the upper and under sides by the projections 4, 4' is formed. The recesses 6, 6' are concentric with the optical axis 12 of the lens 5. The lens 5 is obtd. by allowing an axis 11 connecting the centers of the circular projections 4, 4' to coincide with the optical axis 12 and keeping the projections 4, 4' concentric with the axis 11 when the blank 3 is pressed. The weight of the blank 3 is made slightly larger than the weight of the lens 5, and the blank 3 is not especially required to be precisely positioned on the die 2. The lens 5 is then cut along the recesses 6, 6' with the edges of blades 7 to obtain a cored lens 8.
Patent JP-H01201877-A (JP)
Title: Carriage mechanism for magnetic recording and reproducing device
Inventor: MORITA ISAO
IPC: G11B21/02
Filed: 1988-02-05
Abstract: PURPOSE:To always maintain the stable engaging state of a rack with a pinion and to surely perform carriage driving without increasing especially the pressing force of an elastic member by providing a pin regulating the separation of the pinion from the rack and preventing the rack from dropping, and a groove to be fitted with the pin. CONSTITUTION:The carriage 17 travels a magnetic head 21 in the radius direction of a magnetic disk setting a pivot 20 as a rotary fulcrum by rotating a motor 11 for driving the magnetic head and transmitting a driving force from the pinion 13 to the rack 15. At this time, when an impact is applied on a carriage mechanism from the outside, a drop prevention pin 14 is brought into contact with a guide groove 19 based on relation between the engaging depth G of the pinion 13 with the rack 15 and the separation distance (g) of the drop prevention pin 14 from the internal plane of the guide groove 19 of a regulating member before the pinion 13 is disengaged from the rack 15. In such a way, the carriage driving can be performed surely by maintaining the engagement of the rack with the pinion stably.
Patent JP-H05226756-A (JP)
Title: Oscillation wavelength stabilizer for semiconductor laser
Inventor: NAKAI SADAO
IPC: H01S5/068
Filed: 1992-02-10
Abstract: PURPOSE:To provide a wavelength stabilizer for a semiconductor device in which a limit by a wavelength is not provided, a cost is reduced by less number of components and influence of the ambient temperature is decreased. CONSTITUTION:A laser beam from a semiconductor laser 2 is collimated, introduced into a diffraction grating 8, and dispersed to wavelength components. The light beam of the dispersed wavelength components are detected by a wavelength detector 9, and its distribution is detected. This distribution is compared with a reference wavelength distribution by a wavelength sorter 10, and a control parameter of the laser is decided by a controller 12 based on its comparison result. The laser is controlled based on the parameter, and a wavelength of the oscillated laser beam is stabilized.
Patent JP-H06236626-A (JP)
Title: Optical disk recording and reproducing device
Inventor: SATO DAISUKE
IPC: G11B20/10
Filed: 1993-02-12
Abstract: PURPOSE:To obtain an optical disk recording and reproducing device which can record and reproduce the large capacity of digital data in a short time at a high bit rate. CONSTITUTION:The recording system is constituted of a 1:2 S/P circuit 2 dividing the digital image data 1 to such two phases as the data recorded on the surface of the optical disk 19 and the data recorded on the back surface thereof, error correction code addition circuits 5 and 6, synchronizing signal addition circuits 9 and 10, modulation circuits 13 and 14 and optical heads 17 and 18 for recording the surface and the back surface of the disk 19. The reproducing system is constituted of a pair of optical heads for reproducing 20 and 21, a pair of demodulation circuits 24 and 25, a pair of synchronizing signal detection circuits 28 and 29, a pair of error correction circuits 32 and 33 and a 2:1 P/S circuit 36 converting the data to one phase from two phases. Thus, the bit rate at a recording and reproducing time becomes double and the image digital data can be easily recorded and reproduced when there is the large capacity of digital data.
Patent JP-S55116786-A (JP)
Title: Heat-evolving composition
Inventor: IWAKI RIICHIROU
IPC: A61F7/02
Filed: 1979-03-03
Abstract: PURPOSE: A heat-evolving composition that is made by adding organic heat-storing substances such as higher fatty acid or animal or vegetable oil to a heat-evolving composition consisting of an iron powder, water and reaction accelerator, thus maintaining a constant temperature for a long time and being used suitably to heat human bodies very safely and simply.  
     CONSTITUTION: (A) a heat-evolving composition consisting of an iron powder of 100W300 mesh particle size, preferably 30W200wt% of water and 5W50wt% of a reaction accelerator such as sodium chloride or sodium sulfate on the basis of the iron powder, is combined with (B) an organic heat-storing substance prefereably melting at 30W90°C of a higher fatty acid such as lauric acid, higher alcohol such as myristyl alcohol or paraffin of 300W500 molecular weight to give the objective heat- evolving composition. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S54117231-A (JP)
Title: Running meter
Inventor: TAKEI MASAKI
IPC: A63B23/04
Filed: 1978-03-03
Abstract: PURPOSE: To provide a running meter which can serve as a supplementary sporting device for the development of physical strength and physical as well as mental health by means of a step sensor for detecting the movement of a weight.  
     CONSTITUTION: A weight 11 made of iron, plastic or the like is fixed to a flat spring 12 so that a vibration system composed of the weight 11 and the spring 12  moves up and down as shown by the arrow 14 when the users run or exercise. The  weight 11 is so arranged as to hit a piezo-electric element 13 when moving down.  The piezo-electric element 13 generates a signal voltage when hitted by the weight  11. The signal detected by a step number sensor 22 is fed to a display 30 through a  waveform shaping circuit 26, a step number counter 27 and a decoder 29, thus displaying the total number of steps. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H08223221-A (JP)
Title: Network switch
Inventor: NITANI MICHIO
IPC: H04L12/66
Filed: 1995-02-13
Abstract: PURPOSE: To attain read/write of data in parallel. CONSTITUTION: This switch is provided with plural ports used to interconnect plural networks and MAC circuits 22a-22d controlling transmission reception of a frame and sending/receiving reception transmission data from/to a shared memory 25 by means of DMA, and also with a bus 41 exclusive for data write to the shared memory 25 and a bus 42 exclusive for data read from the shared memory 25. A time division multiplex circuit 43 processes the memory access from the buses 41, 42 in time division multiplexing. Furthermore, a selector 40a(40b-40d) is connected to the MAC circuit 22a(22b-22d) and the MAC circuits 22a-22d are selectively connected to a time division multiplex circuit 43.
Patent JP-S62180486-A (JP)
Title: Illuminating device for pattern recognition
Inventor: MORINAGA KAZUNORI
IPC: G06T1/00
Filed: 1986-02-04
Abstract: PURPOSE:To save man-hours and to improve an accuracy by setting automatically an illuminating quantity corresponding to an element to be image picked-up. CONSTITUTION:A microcomputer 14, in which software is actually loaded, a digital value in accordance with the kind of element to be image picked-up to a D/A converter 13, and therefore, an analog voltage in correspondence to the type is outputted from the D/A converter 13. An electric current control means is operated by the output and an electric current in accordance with it flows from a constant voltage source to an illuminating device 8. Namely, at the illuminating device, the illuminating quantity in correspondence to the type can be obtained. A semiconductor chip 1 is illuminated by the illuminating device 8 having such an illuminating quantity, the image of the semiconductor chip 1 is formed at a camera part 4 as well as the conventional device, converted to an electric signal, a pattern is recognized based upon the electric signal and displayed on a monitor TV 5.
Patent JP-H06241691-A (JP)
Title: Silencer for firearm
Inventor: TSUMURA HIDEICHIRO
IPC: F41A21/30
Filed: 1993-02-12
Abstract: PURPOSE:To provide a substantial reduction of gas pressure injected from a bullet passing port of a silencer without increasing a volume of the silencer by a method wherein a main body of the silencer is made of porous material having some fine holes which is made by sintering metallic particles. CONSTITUTION:A silencer 1 is constructed such that a rear cap 4 is threadebly fitted to a rear step part 3a through the muzzle 3 of a barrel 2 with a threaded part 5. A threaded part 6 formed at a front part inner circumference surface of the rear cap 4 has a supporting ring 8 threadably engaged therewith. The supporting ring 8 is brazed to the rear end of a main body 11 of an outer silencer in which porous material having some fine holes capable of passing gas through adjoining particles under sintering of metallic particles. Then, an annular space 13 is formed between the main body 11 of the outer silencer and a main body 12 of an inner silencer, the supporting ring 8 is closed and the cap 16 is integrally and threadbly fixed and axially fixed to the main body 12 of the silencer. With such an arrangement as above, a sufficient sound muffling can be attained.
Patent JP-S58142264-A (JP)
Title: Coil disconnection detector
Inventor: TSURUMI HAJIME
IPC: G01R31/72
Filed: 1982-02-19
Abstract: PURPOSE:To simplify the module designing with an immediate detection of any coil disconnection in either of ON or OFF-state of the sequence by arranging an amplifier adapted to send a logic output detecting any coil disconnection when the sequence is at the ON-state, an amplifier adapted to send a logic output detecting it when it is at the OFF-state and a logic circuit for receiving the outputs of the amplifiers. CONSTITUTION:A differential amplifier A 6 is connected to a resistor 4 connected between the power source and an electromagnetic coil in an internal circuit of a coil disconnection detector 2 to measure a potential difference across it. A differential amplifier B 7 is connected to a resistor 5 between the sequence 1 and a coil 3 to measure a potential difference across it. A logic signal is outputted from the differential amplifier A 6 and the differential amplifier B 7 and inputted into a logic circuit 8. The logic circuit 8 produces an output when two inputs are both ''0'' (a low level signal) or ''1'' (a high level signal) as disconnection detection output.
Patent JP-S63196742-A (JP)
Inventor: TSUZUKI MAKOTO
IPC: D03D41/00
Filed: 1987-02-03
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。